#content {
  background-color: #f6f6f6;
}
#content .module {
  margin: 16px auto;
  width: 1200px;
  background-color: #fff;
}
#content .module .box {
  overflow: hidden;
  position: relative;
  z-index: 0;
  display: flex;
}
#content .module .box::after {
  content: "";
  width: 0;
  border-left: 1px dashed #ddd;
  position: absolute;
  left: 820px;
  top: 24px;
  bottom: 24px;
  margin: auto;
  z-index: 1;
}
#content .module .box .title {
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
#content .module .box .title .left {
  font-size: 22px;
  color: #374253;
  display: flex;
  align-items: center;
}
#content .module .box .title .left img {
  margin-right: 10px;
}
#content .module .box .title .right {
  font-size: 14px;
  color: #9faabb;
  overflow: hidden;
  cursor: pointer;
  display: flex;
  align-items: center;
}
#content .module .box .title .right:hover {
  text-decoration: underline;
}
#content .module .box .title .right img {
  margin-right: 6px;
}
#content .module .box .title .more {
  font-size: 14px;
  color: #9faabb;
}
#content .module .box .title .more:hover {
  text-decoration: underline;
}
#content .module .box .recommend_box {
  box-sizing: border-box;
  padding: 0 24px;
  width: 820px;
  overflow: hidden;
}
#content .module .box .recommend_box .list {
  display: flex;
  flex-flow: row wrap;
  justify-content: space-between;
}
#content .module .box .recommend_box .list .cell {
  margin-bottom: 24px;
  width: 380px;
  overflow: hidden;
}
#content .module .box .recommend_box .list .cell:hover .image img {
  transform: scale(1.1);
}
#content .module .box .recommend_box .list .cell:hover .name {
  color: #bc1b24;
}
#content .module .box .recommend_box .list .cell .name {
  margin-bottom: 10px;
  font-size: 20px;
  color: #374253;
  font-weight: 400;
}
#content .module .box .recommend_box .list .cell .image {
  margin-right: 10px;
  width: 160px;
  height: 118px;
  border-radius: 6px;
}
#content .module .box .recommend_box .list .cell .image img {
  transition: all 0.35s;
}
#content .module .box .recommend_box .list .cell .info {
  flex: 1;
  font-size: 16px;
  overflow: hidden;
  display: flex;
  flex-flow: column nowrap;
  justify-content: space-between;
}
#content .module .box .recommend_box .list .cell .txt {
  color: #50617d;
}
#content .module .box .recommend_box .list .cell .marks {
  display: flex;
}
#content .module .box .recommend_box .list .cell .marks .mark {
  margin-right: 10px;
  padding: 0 6px;
  height: 26px;
  line-height: 26px;
  background-color: #ebeced;
  color: #50617d;
}
#content .module .box .hot_box {
  flex: 1;
  padding: 0 24px;
  overflow: hidden;
}
#content .module .box .hot_box .list {
  overflow: hidden;
}
#content .module .box .hot_box .list .cell {
  display: block;
  margin-bottom: 20px;
  font-size: 16px;
  color: #50617d;
}
#content .module .box .hot_box .list .cell:hover {
  color: #bc1b24;
  text-decoration: underline;
}
#content .txt_red {
  color: #bc1b24;
}
#content .course_list_box {
  box-sizing: border-box;
  margin: 16px auto;
  padding: 0 24px;
  width: 1200px;
  background-color: #fff;
}
#content .course_list_box #screen_box {
  border-bottom: 1px solid #dddddd;
  font-size: 16px;
}
#content .course_list_box #screen_box .tips {
  color: #374253;
}
#content .course_list_box #screen_box .mark_group {
  height: 88px;
  display: flex;
  align-items: center;
}
#content .course_list_box #screen_box .mark_group .mark {
  margin: 0 10px;
  height: 30px;
  line-height: 30px;
  font-size: 16px;
  color: #bc1b24;
  overflow: hidden;
  display: flex;
  align-items: center;
}
#content .course_list_box #screen_box .mark_group .mark .txt {
  margin-left: 16px;
}
#content .course_list_box #screen_box .mark_group .mark .del {
  width: 32px;
  height: 32px;
  cursor: pointer;
}
#content .course_list_box #screen_box .mark_group .box {
  display: flex;
}
#content .course_list_box #screen_box .mark_group .del_all {
  margin-right: 30px;
  padding: 6px;
  display: flex;
  align-items: center;
  cursor: pointer;
}
#content .course_list_box #screen_box .mark_group .del_all img {
  margin-right: 7px;
}
#content .course_list_box #screen_box .mark_group .total {
  flex: 1;
  overflow: hidden;
}
#content .course_list_box #screen_box .mark_group .search {
  width: 200px;
  height: 30px;
  background-color: #f6f6f6;
  border: 1px solid #eae9e9;
  border-radius: 15px;
  font-size: 14px;
  overflow: hidden;
  display: flex;
}
#content .course_list_box #screen_box .mark_group .search input {
  flex: 1;
  padding: 0 20px;
  height: 30px;
  background-color: #f6f6f6;
  border: none;
  outline: none;
  overflow: hidden;
}
#content .course_list_box #screen_box .mark_group .search .image {
  padding: 5px 10px;
  width: 20px;
  height: 20px;
}
#content .course_list_box #screen_box .cell {
  margin-bottom: 20px;
  display: flex;
  align-items: center;
}
#content .course_list_box #screen_box .cell .btn {
  display: inline-block;
  padding: 0 6px;
  min-width: 40px;
  height: 24px;
  line-height: 24px;
  border-radius: 6px;
  text-align: center;
  color: #374253;
}
#content .course_list_box #screen_box .cell .btn.on {
  background-color: #bc1b24;
  color: #fff;
}
#content .course_list_box #screen_box .cell  span a{color: #374253;}
#content .course_list_box #screen_box .cell .btn.on a{
  color: #fff;
}
#content .course_list_box .list {
  overflow: hidden;
}
#content .course_list_box .list .cell {
  margin: 30px 40px 30px 0;
  width: 350px;
  overflow: hidden;
  float: left;
}
#content .course_list_box .list .cell:nth-of-type(3n) {
  margin-right: 0;
}
#content .course_list_box .list .cell:hover .image img {
  transform: scale(1.1);
}
#content .course_list_box .list .cell:hover .txt {
  color: #bc1b24;
}
#content .course_list_box .list .cell .image {
  height: 200px;
  border-radius: 6px;
}
#content .course_list_box .list .cell .image img {
  transition: all 0.35s;
}
#content .course_list_box .list .cell .txt {
  font-size: 20px;
  color: #374253;
}
#content .course_list_box .list .cell .city {
  display: inline-block;
  padding: 0 6px 0 26px;
  height: 24px;
  line-height: 24px;
  background-color: #e9edf2;
  font-size: 14px;
  color: #50617d;
  position: relative;
}
#content .course_list_box .list .cell .city img {
  position: absolute;
  left: 6px;
  top: 0;
  bottom: 0;
  margin: auto;
}
#content .course_list_box .list .cell .flex {
  font-size: 16px;
  color: #50617d;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
#content .course_list_box .list .cell .flex .start_box {
  display: flex;
  align-items: center;
}
#content #pages {
  margin: 16px 0;
  padding: 50px 0;
  text-align: center;
}
#content #pages .btn {
  display: inline-block;
  margin: 0 10px;
  padding:0 10px;
  height: 30px;
  line-height: 30px;
  background-color: #fff;
  border-radius: 16px;
  text-align: center;
  font-size: 16px;
  color: #374253;
  cursor: pointer;
}
#content #pages .btn.on {
  background-color: #bc1b24;
  color: #fff;
}
